WERKU WK400720 Instrucciones Originales página 7

ENG
ORIGINAL
The pressure-washer can suck detergents and
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other chemicals from a separate tank
the chemical or detergent into the separate tank
Caution; add water to chemicals or detergents
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too viscous to be sucked
independent tank (7)
chemicals Start spraying
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put clean water into the independent tank and
draw it through chemical injection system to rinse
system thoroughly
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the pump, the pump could be damaged
chemicals or detergents will not siphon when lance
is in the high pressure setting.
OPERATING INSTRUCTIONS.
Important; before operation, check if every nut
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and bolt are tight enough and check whether the
supply power and water can meet the demand of
pressure-washer It is also important to check water
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filter before using the pressure-washer
a well-cleaned filter means good performance and
long life for the pressure-washer
water supply to the inlet port by a reinforced hose
Caution; the pressure-washer does not have a flow
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switch, water source must provide 15 liter per minute
Caution; the temperature for the inlet water should
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be not over 50°C Connect wand to gun and tighten
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securely (8) Insert the quick connection plug of the
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high pressure hose into the water outlet, and another
side should be tightened with the gun trigger (9).
ELECTRICAL SUPPLY.
Make sure that the mains voltage is the same
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as shown on the identification label on the
pressure-washer Warning; make sure that the
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plug complies with your local regulations, and it is
provided with ground connection
power outlet must be protected by a residual circuit
breaker with a sensitivity of less than 30 mA
not connect other appliances to the same outlet
Warning; insert the plug after checking that the
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switch off the pressure-washer is in the off position.
STARTING.
Connect water supply, then open the gun trigger
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Switch on the pressure-washer
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case of power failure during operation, turn the
pressure-washer off for safety reasons
the gun in the open position for a few seconds to
drain the air from the hose
the pressure-washer according to your pressure
requirement Please remind that it is better not
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Place
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Place the hose in the
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Select the black nozzle for
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After using chemicals
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If chemicals are being left in
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Important;
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Connect the
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Warning; the
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Warning; in
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Hold
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At this point, adjust
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to exceed the normal working pressure, therefore
please use the maximum pressure as less as
possible
not be far away from the surface ►Warning; do not
use the pressure-washer when persons are within
the reach of the jet
washing and then turn off the engine (in not more
than 2 minutes), because the unloading valve is still
moving after stopping the gun, the water will flow
in circle in the pump, which will make the water hot
Warning; and damage the seal ring or the other accessories if
long time passed
if there is a little water leaks out from the pump,
which will not affect to use the pressure-washer.
SAFETY VALVE.
The safety valve also functions as a pressure
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limiting valve. When the gun trigger is released,
the safety valve opens and the water recirculates
through the pump inlet.
STOP.
When you finish the washing, switch off the unit
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and hold the gun in the open position for a few
seconds to drain the water from the hose.
CHANGE PUMP OIL.
The level of the oil must be checked periodically
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Very important; the oil must be changed after the
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first 50 hours of work and successively after every
100 hours
least once a year
equivalent motor oil
completely through the oil outlet plug (10)
the oil outlet plug again and fill the clean kerosene
in the crankcase (11)
be slightly over the center line of the oil mirror (12)
Then run the pressure-washer without loading
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about 10-15 seconds, then stop and release all the
Do
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kerosene
be slightly over the red mark of the oil mirror.
STORING AND/OR FREEZING.
If the pressure-washer is to be stored in a place
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where there is risk of freezing, or it is to remain unused
for more than three months, it is recommended to
place some antifreeze into the pump
periods of disuse may lead to the formation of lime
scale deposits, that should be cleaned.
MAINTENANCE.
If the pressure-washer will not be running for a
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long time, you should drain the water completely
7
English
During washing, the spray head should
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Stop the gun after ending the
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During the operation, it is normal
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In any case, oil must be changed at
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Use oil type SAE 15W-40 or
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Release the old pump oil
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The kerosene level should
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Then fill the new oil
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Install
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The oil level should
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Important; long
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